add state operations evaluation tool
add sample results
Fixes linkedit error on OS X
Merge pull request #258 from wjwwood/fix_osx

Fixes linkedit error on OS X
add status tab to Rviz plugin
added a cast to circumvent a bug that appears on certain 32-bit GCC versions
cf. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43813
remove root_link_name property
Merge pull request #261 from cheffe112/groovy-devel

circumventing a GCC bug
use improved MOVE_ROTATE_3D marker
Merge pull request #263 from acornacorn/groovy-devel

use improved MOVE_ROTATE_3D marker
robot_interaction: clarify interaction style

- make different styles more orthogonal so each can be chosen individually
- change names to make it more clear what each does
robot_interaction: include sphere markers by default
Merge pull request #265 from acornacorn/groovy-devel

robot interaction markers
added missing getRobotRootLink python wrapper